Suzuki GSX1000S Katana (1982-83)

The Suzuki GSX1000S Katana was a motorcycle produced between 1982 and 1983. It had a transverse, four-stroke four-cylinder engine with a capacity of 998cc and a compression ratio of 9.5:1. The bike used a wet sump lubrication system and came with 4 Mikuni VM32SS carburetors. The engine had a maximum power output of 80.5 kW at 8500 rpm and a maximum torque of 91 Nm at 6500 rpm. It featured a five-speed transmission, a wet multi-plate clutch, and a final chain drive. The steel double-cradle frame had telescopic, oil-damped front suspension with spring 4-way adjustable with anti-dive and a dual-shock oil-damped rear suspension with damper 4-way, spring 5-way adjustable. The front and rear brakes had a single and double disc respectively, and the bike had a 3.50 – V19 front tire and a 4.50 – V17 rear tire. The GSX1000S Katana had a dry weight of 232 kg, a wheelbase of 1520 mm, and a ground clearance of 175 mm. The fuel tank had a capacity of 22 liters and a reserve of 5 liters, with a consumption average of 5.9 L/100km. The bike had a standing 1/4 mile time of 11.32 seconds at 193 km/h and a top speed of 220 km/h.

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Technical specifications:

Make Model: Suzuki GSX 1000SV Katana

Year: 1982 – 83

Engine: Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.

Capacity: 998 cc / 60.9 cu in

Bore x Stroke: 69.4 x 66 mm

Compression Ratio: 9.5:1

Cooling System: Air cooled

Air Cleaner: Dual element (Paper and polyurethane)

Lubrication: Wet sump

Oil Capacity: 3.2 L / 3.4 US qt / 2.8 Imp qt

Induction: 4 x Mikuni VM32SS carburetors

Ignition: Transistorized

Ignition Timing: 15 o BTDC below 1500 rpm / 32 o BTDC above 2350 rpm

Spark Plug: NGK D8EA (in E-01,24,25,30,34), NGK DR8ES-L (the others) – gap 0.6-0.7 mm (0.024-0.028 in)

Battery: 12V 50.4 kC (14 Ah)/10HR – type YB14L-A2

Generator: Three-phase A.C. generator

Starting: Electric

Max Power: 80.5 kW / 108 hp @ 8500 rpm

Max Torque: 91 Nm / 9.3 kgf-m / 67.3 lb-ft @ 6500 rpm

Clutch: Wet multi-plate type

Transmission: 5 Speed

Final Drive: Chain, Daido D.I.D 630YL, 96 links

Primary Reduction: 1.775:1 (87/49)

Final Reduction: 2.800:1 (42/15)

Gear Ratio: 1st 2.500 (35/15) / 2nd 1.777 (32/18) / 3rd 1.380 (29/21) / 4th 1.125:1 (27/24) / 5th 0.961 (25/26)

Frame: Steel, double cradle frame

Front Suspension: Telescopic, oil damped, spring 4-way adjustable with anti-dive

Front Wheel Travel: 150 mm / 5.9 in

Rear Suspension: Dual shock oil damped, damper 4-way, spring 5-way adjustable

Rear Wheel Travel: 109 mm / 4.29 in

Front Brakes: 2 x 275mm Discs, 2 piston calipers

Rear Brakes: Single 275mm disc, 1 piston caliper

Front Tyre: 3.50 – V19

Rear Tyre: 4.50 – V17

Trail: 118 mm / 4.65 in

Turning Radius: 3.5 m / 11.5 ft

Dimensions: Length 2260 mm / 89.0 in Width 715 mm / 28.1 in Height 1195 mm / 47.0 in

Wheelbase: 1520 mm / 59.8 in

Seat Height: 775 mm / 30.5 in

Ground Clearance: 175 mm / 6.9 in

Dry Weight: 232 kg / 511 lbs

Fuel Capacity: 22.0 Litres / 5.8 US gal / 4.8 Imp gal

Reserve: 5 L / 1.3 US gal / 1.1 Imp gal

Consumption Average: 5.9 L/100km / 17 km/l / 40 US mpg / 48 Imp mpg

Standing 1/4 Mile: 11.32 sec / 193 km/h / 120 mph

Top Speed: 220 km/h / 137 mph